linux-kernel - Re: [PATCH 5/6] arm64: dts: qcom: qcs615: add ADSP and CDSP nodes

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Message-ID: <654e4b69-dac2-4e05-bbe7-61a3396da52d@oss.qualcomm.com>
Date: Wed, 23 Apr 2025 11:34:07 +0200
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Lijuan Gao <quic_lijuang@...cinc.com>,
        Bjorn Andersson <andersson@...nel.org>,
        Mathieu Poirier <mathieu.poirier@...aro.org>,
        Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley
 <conor+dt@...nel.org>,
        Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
        Konrad Dybcio <konradybcio@...nel.org>
Cc: kernel@...cinc.com, linux-arm-msm@...r.kernel.org,
        linux-remoteproc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 5/6] arm64: dts: qcom: qcs615: add ADSP and CDSP nodes

On 4/23/25 11:17 AM, Lijuan Gao wrote:
> Add nodes for remoteprocs: ADSP and CDSP for QCS615 SoC to enable proper
> remoteproc functionality.
> 
> Signed-off-by: Lijuan Gao <quic_lijuang@...cinc.com>
> ---
>  arch/arm64/boot/dts/qcom/qcs615.dtsi | 86 ++++++++++++++++++++++++++++++++++++
>  1 file changed, 86 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/qcs615.dtsi b/arch/arm64/boot/dts/qcom/qcs615.dtsi
> index fe9fda6b71c4..c0e2d8699d05 100644
> --- a/arch/arm64/boot/dts/qcom/qcs615.dtsi
> +++ b/arch/arm64/boot/dts/qcom/qcs615.dtsi
> @@ -503,6 +503,16 @@ smem_region: smem@...00000 {
>  			no-map;
>  			hwlocks = <&tcsr_mutex 3>;
>  		};
> +
> +		rproc_cdsp_mem: rproc-cdsp@...00000 {
> +			reg = <0x0 0x93b00000 0x0 0x1e00000>;
> +			no-map;
> +		};
> +
> +		rproc_adsp_mem: rproc-adsp@...00000 {
> +			reg = <0x0 0x95900000 0x0 0x1e00000>;
> +			no-map;
> +		};

Please double check these addresses, I'm not saying they're necessarily
wrong, but I can't find a confirmation for them either


>  	};
>  
>  	soc: soc@0 {
> @@ -3124,6 +3134,44 @@ cti@...0000 {
>  			clock-names = "apb_pclk";
>  		};
>  
> +		remoteproc_cdsp: remoteproc-cdsp@...0000 {

remoteproc@

[...]

> +		remoteproc_adsp: remoteproc-adsp@...00000 {
> +			compatible = "qcom,qcs615-adsp-pas", "qcom,sm8150-adsp-pas";
> +			reg = <0x0 0x62400000 0x0 0x100>;

The size is 0x100000 (1 MiB)

Konrad